Examlex
Gross domestic product is
Internal Validity
The extent to which a research study accurately reflects or assesses the specific concepts or variables it is intended to measure.
Descriptive Field Studies
Research that involves observing and describing the behavior of subjects in their natural environment.
Experimental Control
Techniques used in research to minimize the influence of external variables, ensuring that the observed effects are due to the manipulation of the independent variable.
Causal Relationships
The connection between two variables where one variable is found to directly influence or cause an effect on another.
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